And the beat goes on: formulary restriction, generic substitution, prior authorization, drug utilization, and now therapeutic interchange.
D011307:Drug Prescriptions; D016568:Drugs, Generic; D005569:Formularies as Topic; D006801:Humans; D007356:Insurance, Pharmaceutical Services; D010593:Pharmaceutical Services / Q000331:legislation & jurisprudence*; D013810:Therapeutic Equivalency; D014481:United States
D016568:Drugs, Generic